Afton, Wyoming Climate

United States

Pop. 1,972 Elev. 1,906 m / 6,254 ft TZ: America/Denver (UTC-6) ·

Afton has harsh winters with January lows averaging 8°F (-13°C), and mild summers with July highs of 77°F (25°C). Rain falls on about 12 days per year (10.1 in / 257 mm total), with snow on 32 days and 196 in (4967 mm) of annual accumulation. The city averages 158 sunny days per year. Nearby lake water reaches 66°F (19°C) in summer.

Temperature 77°F (25°C) high 8°F (-14°C) low
Feels like 8°F (-14°C) low
Rain 12 days 10.1 in (257 mm) /yr
Snow 32 days 195.6 in (4967 mm) /yr
Sky 158 sunny 11 stormy
Wind 2.0 mph (0.9 m/s) avg

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Monthly Climate Chart

↓ Monthly data table
Best months to visit: Jun, Jul, Aug, Sep

Sky & Air by Month

Cloud cover (%)
53
Jan
74
Feb
62
Mar
53
Apr
45
May
29
Jun
29
Jul
37
Aug
38
Sep
45
Oct
60
Nov
70
Dec
Humidity (%)
74
Jan
74
Feb
66
Mar
64
Apr
65
May
47
Jun
39
Jul
41
Aug
51
Sep
68
Oct
71
Nov
77
Dec

Weather Days by Month

↓ Weather days table

Water Temperatures

↓ Water temperatures table

Cities with Similar Climate

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Nearby Cities

Nearby

Commercial airport 62 mi Jackson Hole Airport (JAC)
Ski resort 52 mi Snow King Mountain
National park 60 mi Fossil Butte National Monument
Mountain peak (7,661 ft) 1 mi
Hospital 1 mi Star Valley Health Hospital
Hiking trail 19 mi Wyoming Range National Recreation Trail

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Monthly Weather Data

↑ See chart
Month Avg High Avg Low Rainfall Snowfall Sunny Days
January 23°F -5°C 8°F -14°C 0.0 in 0 mm 19.8 in502 mm 15
February 32°F 0°C 19°F -7°C 0.1 in 3 mm 47.3 in1202 mm 3
March 41°F 5°C 26°F -4°C 0.2 in 4 mm 37.3 in947 mm 8
April 45°F 7°C 26°F -3°C 0.6 in 15 mm 12.4 in314 mm 11
May 56°F 14°C 34°F 1°C 2.1 in 53 mm 6.7 in171 mm 16
June 70°F 21°C 41°F 5°C 0.4 in 10 mm 0.3 in8 mm 23
July 77°F 25°C 48°F 9°C 0.6 in 15 mm 24
August 76°F 24°C 48°F 9°C 1.0 in 24 mm 17
September 68°F 20°C 41°F 5°C 1.1 in 27 mm 15
October 50°F 10°C 29°F -2°C 2.6 in 66 mm 13.1 in332 mm 14
November 41°F 5°C 22°F -5°C 0.5 in 12 mm 16.3 in413 mm 6
December 35°F 2°C 21°F -6°C 1.1 in 27 mm 42.4 in1078 mm 6

Weather Days by Month

↑ See chart
Month Sunny Days Storm Days
January 15 0
February 3 2
March 8 0
April 11 0
May 16 3
June 23 0
July 24 0
August 17 0
September 15 0
October 14 3
November 6 0
December 6 3

Water Temperatures Data

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Month Lake Avg High
January 33°F 0°C
February 32°F 0°C
March 32°F 0°C
April 33°F 1°C
May 40°F 5°C
June 52°F 11°C
July 64°F 18°C
August 66°F 19°C
September 61°F 16°C
October 50°F 10°C
November 43°F 6°C
December 36°F 2°C